(ぜん)

ぜん
prefix
former; previous; ex-
time-general
1. former; ex-; previous
Prefix indicating someone or something that held a position or existed before.
The former president retired last year.
(ぜん) + 社長(しゃちょう) = former president
(ぜん)首相(しゅしょう)回顧録(かいころく)出版(しゅっぱん)した
The former prime minister published a memoir.
The results were better than last time.
2. pre-; before
Prefix indicating the time before something.
The first half was difficult, but the second half was easy.
(ぜん) + (はん) = first half
I'm researching pre-war Japan.
(せん) + (ぜん) = pre-war (suffix use)
Please take the medicine before meals.

(ぜん)〜 is a prefix meaning 'former' or 'previous.'

Common compounds (FORMER)

Common compounds (BEFORE/FIRST)

AS SUFFIX (〜(ぜん)):

Similar words

(げん)〜 (current) or ()〜 (after; latter)